. good evening. thanks for joining us. 9/11, nine yearshe later. here's the view in, new york city, the familiar tribute in lights synonymous with ground zero symbolizing the two fallen towers of the with world trade center and a reminder of the nearly 3,000 people who died in the terror attacks. earlier at the pentag and at a quiet field in shanksville, pennsylvania, ceremonies marked the moments when airliners took control and took aim at thefi financial capitals. the nation has changed some ways and some is obvious and some motre subtle. we start with the gatherings, clutching photos and fighting back tears. new york fell silent at 8:46 and again at 9:03, the moment when is two jets crashed into the twin towers. reminiscent of the morning that dawned nine years ago. the area is say construction site full o f equipment and grand plans for a fittingem . >> daniel thomas -- >> what has become an annual custom, the names of the 2,752 people who died at the world trade center site were read allowed and their loved ones mourn and remembered. president barack obama traveled to the pent